Which to use
“mercury” and “mercy” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #27,877
- “mercury” frequency rank
- #24,673
- “mercy” frequency rank
- 52550
- confusion score
Side-by-Side Comparison
| Feature | mercury | mercy |
|---|---|---|
| Definition | (nomenclature UICPA) Mercure (l’élément chimique Hg). | Miséricorde. |
Where the eye mixes mercury and mercy
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. mercury runs 7 letters (CVCCVCV) against mercy's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between mercury and mercy
A purely visual mix-up. mercury (\ˈməː.kjʊ.ɹi\) and mercy (\ˈmɝ.si\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 52550, derived from the frequency rank of both members and their visual similarity.
mercury is recorded at frequency rank #27,877, classified as anoun, pronounced \ˈməː.kjʊ.ɹi\. mercy is at rank #24,673, tagged as anoun, pronounced \ˈmɝ.si\.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 52550, this pair ranks #146,964 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of mercury vs mercy
Shared letters: cemry. Private to "mercury": u. Private to "mercy": -.
"mercury" · 7 letters · shape CVCCVCV · "mercy" · 5 letters · shape CVCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "mercury" for "mercy" ever safe?
In ordinary French text, does "mercury" or "mercy" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "mercury" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mercy" - compare definitions side by side with the headword page. Word entry
- This pair ranks #146,964 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "mercury" and "mercy" also get mixed up with nearby pairs, the highest-scored neighbour is "mercy vs Méry". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #146,964 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.